1 #ifndef __MONO_PROFLOG_H__
2 #define __MONO_PROFLOG_H__
4 #define BUF_ID 0x4D504C01
5 #define LOG_HEADER_ID 0x4D505A01
6 #define LOG_VERSION_MAJOR 1
7 #define LOG_VERSION_MINOR 0
8 #define LOG_DATA_VERSION 13
10 * Changes in major/minor versions:
11 * version 1.0: removed sysid field from header
12 * added args, arch, os fields to header
14 * Changes in data versions:
15 * version 2: added offsets in heap walk
16 * version 3: added GC roots
17 * version 4: added sample/statistical profiling
18 * version 5: added counters sampling
19 * version 6: added optional backtrace in sampling info
20 * version 8: added TYPE_RUNTIME and JIT helpers/trampolines
21 * version 9: added MONO_PROFILER_CODE_BUFFER_EXCEPTION_HANDLING
22 * version 10: added TYPE_COVERAGE
23 * version 11: added thread ID to TYPE_SAMPLE_HIT
24 added more load/unload events
27 load/unload for appdomain
28 load/unload for contexts
29 load/unload/name for assemblies
30 removed TYPE_LOAD_ERR flag (profiler never generated it, now removed from the format itself)
31 added TYPE_GC_HANDLE_{CREATED,DESTROYED}_BT
32 TYPE_JIT events are no longer guaranteed to have code start/size info (can be zero)
33 * version 12: added MONO_COUNTER_PROFILER
34 * version 13: added MONO_GC_EVENT_{PRE_STOP_WORLD_LOCKED,POST_START_WORLD_UNLOCKED}
35 added TYPE_META + TYPE_SYNC_POINT
36 removed il and native offset in TYPE_SAMPLE_HIT
37 methods in backtraces are now encoded as proper method pointers
38 removed flags in backtrace format
39 removed flags in metadata events
40 changed the following fields to a single byte rather than leb128
41 TYPE_GC_EVENT: event_type, generation
42 TYPE_HEAP_ROOT: root_type
44 TYPE_SAMPLE_HIT: sample_type
45 TYPE_CLAUSE: clause_type
46 TYPE_SAMPLE_COUNTERS_DESC: type, unit, variance
47 TYPE_SAMPLE_COUNTERS: type
48 added time fields to all events that were missing one
52 TYPE_SAMPLE_COUNTERS_DESC
54 TYPE_COVERAGE_STATEMENT
56 TYPE_COVERAGE_ASSEMBLY
57 moved the time field in TYPE_SAMPLE_HIT to right after the event byte, now encoded as a regular time field
58 changed the time field in TYPE_SAMPLE_COUNTERS to be encoded as a regular time field (in nanoseconds)
59 added TYPE_GC_FINALIZE_{START,END,OBJECT_START,OBJECT_END}
74 /* extended type for TYPE_HEAP */
75 TYPE_HEAP_START = 0 << 4,
76 TYPE_HEAP_END = 1 << 4,
77 TYPE_HEAP_OBJECT = 2 << 4,
78 TYPE_HEAP_ROOT = 3 << 4,
79 /* extended type for TYPE_METADATA */
80 TYPE_END_LOAD = 2 << 4,
81 TYPE_END_UNLOAD = 4 << 4,
82 /* extended type for TYPE_GC */
83 TYPE_GC_EVENT = 1 << 4,
84 TYPE_GC_RESIZE = 2 << 4,
85 TYPE_GC_MOVE = 3 << 4,
86 TYPE_GC_HANDLE_CREATED = 4 << 4,
87 TYPE_GC_HANDLE_DESTROYED = 5 << 4,
88 TYPE_GC_HANDLE_CREATED_BT = 6 << 4,
89 TYPE_GC_HANDLE_DESTROYED_BT = 7 << 4,
90 TYPE_GC_FINALIZE_START = 8 << 4,
91 TYPE_GC_FINALIZE_END = 9 << 4,
92 TYPE_GC_FINALIZE_OBJECT_START = 10 << 4,
93 TYPE_GC_FINALIZE_OBJECT_END = 11 << 4,
94 /* extended type for TYPE_METHOD */
97 TYPE_EXC_LEAVE = 3 << 4,
99 /* extended type for TYPE_EXCEPTION */
100 TYPE_THROW_NO_BT = 0 << 7,
101 TYPE_THROW_BT = 1 << 7,
102 TYPE_CLAUSE = 1 << 4,
103 /* extended type for TYPE_ALLOC */
104 TYPE_ALLOC_NO_BT = 0 << 4,
105 TYPE_ALLOC_BT = 1 << 4,
106 /* extended type for TYPE_MONITOR */
107 TYPE_MONITOR_NO_BT = 0 << 7,
108 TYPE_MONITOR_BT = 1 << 7,
109 /* extended type for TYPE_SAMPLE */
110 TYPE_SAMPLE_HIT = 0 << 4,
111 TYPE_SAMPLE_USYM = 1 << 4,
112 TYPE_SAMPLE_UBIN = 2 << 4,
113 TYPE_SAMPLE_COUNTERS_DESC = 3 << 4,
114 TYPE_SAMPLE_COUNTERS = 4 << 4,
115 /* extended type for TYPE_RUNTIME */
116 TYPE_JITHELPER = 1 << 4,
117 /* extended type for TYPE_COVERAGE */
118 TYPE_COVERAGE_ASSEMBLY = 0 << 4,
119 TYPE_COVERAGE_METHOD = 1 << 4,
120 TYPE_COVERAGE_STATEMENT = 2 << 4,
121 TYPE_COVERAGE_CLASS = 3 << 4,
122 /* extended type for TYPE_META */
123 TYPE_SYNC_POINT = 0 << 4,
128 /* metadata type byte for TYPE_METADATA */
139 SYNC_POINT_WORLD_STOP,
140 SYNC_POINT_WORLD_START
141 } MonoProfilerSyncPointType;
144 // Unless you have compiled with --enable-perf-events, only SAMPLE_CYCLES is available
151 SAMPLE_BRANCH_MISSES,
155 #endif /* __MONO_PROFLOG_H__ */